A082508 - cp's OEIS frontend

A082508 Differences between consecutive primes that are powers of 2 in order of their appearance. Differences that are not powers of 2 are deleted from A001223.

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	4
7	2
8	4
9	2
10	4
11	2
12	4
13	2
14	4
15	2
16	4
17	8
18	4
19	2
20	4
21	2
22	4
23	4
24	2
25	2
26	4
27	2
28	2
29	4
30	2
31	4
32	2
33	4
34	2
35	2
36	4
37	2
38	4
39	2
40	4
41	2
42	4
43	8
44	4
45	8
46	4
47	8
48	2
49	2
50	4
51	8
52	4
53	2
54	4
55	8
56	4
57	8
58	4
59	2
60	2
61	2
62	4
63	2
64	2
65	4
66	2
67	4
68	8
69	8
70	8
71	4
72	8
73	4
74	8
75	4
76	2
77	2
78	4
79	2
80	4
81	2
82	4
83	4
84	2
85	4
86	4
87	8
88	8
89	4
90	4
91	8
92	4
93	2
94	2
95	2
96	2
97	4
98	2
99	4
100	8
101	2
102	8
103	8
104	4
105	2

[1, 2, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 8, 4, 2, 4, 2, 4, 4, 2, 2, 4, 2, 2, 4, 2, 4, 2, 4, 2, 2, 4, 2, 4, 2, 4, 2, 4, 8, 4, 8, 4, 8, 2, 2, 4, 8, 4, 2, 4, 8, 4, 8, 4, 2, 2, 2, 4, 2, 2, 4, 2, 4, 8, 8, 8, 4, 8, 4, 8, 4, 2, 2, 4, 2, 4, 2, 4, 4, 2, 4, 4, 8, 8, 4, 4, 8, 4, 2, 2, 2, 2, 4, 2, 4, 8, 2, 8, 8, 4, 2]

cp's OEIS Frontend

A082508 Differences between consecutive primes that are powers of 2 in order of their appearance. Differences that are not powers of 2 are deleted from A001223.

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	4
7	2
8	4
9	2
10	4
11	2
12	4
13	2
14	4
15	2
16	4
17	8
18	4
19	2
20	4
21	2
22	4
23	4
24	2
25	2
26	4
27	2
28	2
29	4
30	2
31	4
32	2
33	4
34	2
35	2
36	4
37	2
38	4
39	2
40	4
41	2
42	4
43	8
44	4
45	8
46	4
47	8
48	2
49	2
50	4
51	8
52	4
53	2
54	4
55	8
56	4
57	8
58	4
59	2
60	2
61	2
62	4
63	2
64	2
65	4
66	2
67	4
68	8
69	8
70	8
71	4
72	8
73	4
74	8
75	4
76	2
77	2
78	4
79	2
80	4
81	2
82	4
83	4
84	2
85	4
86	4
87	8
88	8
89	4
90	4
91	8
92	4
93	2
94	2
95	2
96	2
97	4
98	2
99	4
100	8
101	2
102	8
103	8
104	4
105	2

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	4
7	2
8	4
9	2
10	4
11	2
12	4
13	2
14	4
15	2
16	4
17	8
18	4
19	2
20	4
21	2
22	4
23	4
24	2
25	2
26	4
27	2
28	2
29	4
30	2
31	4
32	2
33	4
34	2
35	2
36	4
37	2
38	4
39	2
40	4
41	2
42	4
43	8
44	4
45	8
46	4
47	8
48	2
49	2
50	4
51	8
52	4
53	2
54	4
55	8
56	4
57	8
58	4
59	2
60	2
61	2
62	4
63	2
64	2
65	4
66	2
67	4
68	8
69	8
70	8
71	4
72	8
73	4
74	8
75	4
76	2
77	2
78	4
79	2
80	4
81	2
82	4
83	4
84	2
85	4
86	4
87	8
88	8
89	4
90	4
91	8
92	4
93	2
94	2
95	2
96	2
97	4
98	2
99	4
100	8
101	2
102	8
103	8
104	4
105	2

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	4
7	2
8	4
9	2
10	4
11	2
12	4
13	2
14	4
15	2
16	4
17	8
18	4
19	2
20	4
21	2
22	4
23	4
24	2
25	2
26	4
27	2
28	2
29	4
30	2
31	4
32	2
33	4
34	2
35	2
36	4
37	2
38	4
39	2
40	4
41	2
42	4
43	8
44	4
45	8
46	4
47	8
48	2
49	2
50	4
51	8
52	4
53	2
54	4
55	8
56	4
57	8
58	4
59	2
60	2
61	2
62	4
63	2
64	2
65	4
66	2
67	4
68	8
69	8
70	8
71	4
72	8
73	4
74	8
75	4
76	2
77	2
78	4
79	2
80	4
81	2
82	4
83	4
84	2
85	4
86	4
87	8
88	8
89	4
90	4
91	8
92	4
93	2
94	2
95	2
96	2
97	4
98	2
99	4
100	8
101	2
102	8
103	8
104	4
105	2